In a small and mysterious village in France, life unfolds in apparent lethargy until inexplicable disappearances begin to occur. Shadows lengthen and rumors grow: someone—or something—is feeding on the souls of the inhabitants. The life of Clémence, a young librarian, takes a dramatic turn when her younger brother, Lucas, disappears without a trace. With a mix of desperation and determination, Clémence embarks on a dangerous quest to uncover the truth.